The Idea Behind Blogs Is That They

The idea behind blogs is that they:

A) familiarize people with a business and help build an emotional bond between a business and its customers
B) are an effective recruiting tool and they help businesses network with government officials
C) help build an emotional bond between a business and its customers and are an effective platform for product development
D) are an effective tool for product development and familiarize people with a business
E) are an effective tool for recruiting and they familiarize people with a business